include/wx/os2/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        app.h
   3 // Purpose:     wxApp class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_APP_H_
  13 #define _WX_APP_H_
  14
  15 #include <sys/time.h>
  16 #include <sys/types.h>
  17
  18 #ifdef __EMX__
  19 #include <unistd.h>
  20 #else
  21 #include <utils.h>
  22 #undef BYTE_ORDER
  23 #include <types.h>
  24 #include <nerrno.h>
  25 #define INCL_ORDERS
  26 #endif
  27
  28 #include "wx/event.h"
  29 #include "wx/icon.h"
  30
  31 class WXDLLEXPORT wxFrame;
  32 class WXDLLEXPORT wxWindow;
  33 class WXDLLEXPORT wxApp;
  34 class WXDLLEXPORT wxKeyEvent;
  35 class WXDLLEXPORT wxLog;
  36
  37 WXDLLEXPORT_DATA(extern wxApp*) wxTheApp;
  38 WXDLLEXPORT_DATA(extern HAB)    vHabmain;
  39
  40 // Force an exit from main loop
  41 void WXDLLEXPORT wxExit(void);
  42
  43 // Yield to other apps/messages
  44 bool WXDLLEXPORT wxYield(void);
  45
  46 extern MRESULT EXPENTRY wxWndProc( HWND
  47                                   ,ULONG
  48                                   ,MPARAM
  49                                   ,MPARAM
  50                                  );
  51
  52
  53 // Represents the application. Derive OnInit and declare
  54 // a new App object to start application
  55 class WXDLLEXPORT wxApp : public wxAppBase
  56 {
  57     DECLARE_DYNAMIC_CLASS(wxApp)
  58
  59 public:
  60     wxApp();
  61     virtual ~wxApp();
  62
  63     virtual bool OnInitGui(void);
  64
  65     // override base class (pure) virtuals
  66     virtual int  MainLoop(void);
  67     virtual void ExitMainLoop(void);
  68     virtual bool Initialized(void);
  69     virtual bool Pending(void) ;
  70     virtual void Dispatch(void);
  71
  72     virtual wxIcon GetStdIcon(int which) const;
  73
  74     virtual void SetPrintMode(int mode) { m_nPrintMode = mode; }
  75     virtual int  GetPrintMode(void) const { return m_nPrintMode; }
  76
  77     // implementation only
  78     void OnIdle(wxIdleEvent& rEvent);
  79     void OnEndSession(wxCloseEvent& rEvent);
  80     void OnQueryEndSession(wxCloseEvent& rEvent);
  81
  82     // Send idle event to all top-level windows.
  83     // Returns TRUE if more idle time is requested.
  84     bool SendIdleEvents(void);
  85
  86     // Send idle event to window and all subwindows
  87     // Returns TRUE if more idle time is requested.
  88     bool SendIdleEvents(wxWindow* pWin);
  89
  90     void SetAuto3D(bool bFlag) { m_bAuto3D = bFlag; }
  91     bool GetAuto3D(void) const { return m_bAuto3D; }
  92
  93     int AddSocketHandler(int handle, int mask,
  94                          void (*callback)(void*), void * gsock);
  95     void RemoveSocketHandler(int handle);
  96     void HandleSockets();
  97
  98 protected:
  99     bool                            m_bShowOnInit;
 100     int                             m_nPrintMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
 101     bool                            m_bAuto3D ;   // Always use 3D controls, except where overriden
 102
 103     //
 104     // PM-specific wxApp definitions */
 105     //
 106 private:
 107     int                             m_maxSocketHandles;
 108     int                             m_maxSocketNr;
 109     int                             m_lastUsedHandle;
 110     fd_set                          m_readfds;
 111     fd_set                          m_writefds;
 112     void*                           m_sockCallbackInfo;
 113
 114 public:
 115
 116     // Implementation
 117     static bool  Initialize(HAB vHab);
 118     static void  CleanUp(void);
 119
 120     static bool  RegisterWindowClasses(HAB vHab);
 121     virtual bool DoMessage(void);
 122     virtual bool ProcessMessage(WXMSG* pMsg);
 123     void         DeletePendingObjects(void);
 124     bool         ProcessIdle(void);
 125
 126 public:
 127     int                             m_nCmdShow;
 128     HMQ                             m_hMq;
 129
 130 protected:
 131     bool                            m_bKeepGoing ;
 132
 133     DECLARE_EVENT_TABLE()
 134 };
 135
 136 int WXDLLEXPORT wxEntry( int argc, char *argv[] );
 137 #endif
 138     // _WX_APP_H_
 139